Cheap flights from New York LaGuardia to Seattle-Tacoma from $249
Updated 2026-05-27
2407 miles great-circle distance, typically flown in 5h 14m with 7 airlines operating direct service from New York LaGuardia (LGA) to Seattle-Tacoma (SEA). Cheapest fares are usually in Jun (around $249 return), with peak prices in Jun (around $747). Departures on a Tuesday tend to undercut weekend prices on this corridor.
Flying from New York LaGuardia
New York LaGuardia is the smallest of New York's three airports and now the most modern after a complete 2017–2022 rebuild. The Q70 Limited bus runs free from each terminal to subway connections at Jackson Heights and Woodside; rail directly to LGA does not yet exist (the AirTrain proposal was cancelled in 2023). Operations are domestic-only with limited transborder service. Delta, American and JetBlue have the largest schedules; Southwest and Spirit add ULCC capacity.
Arriving in Seattle
Seattle-Tacoma is 14 miles south of downtown Seattle, with the Link Light Rail Red Line running directly from the airport station to Westlake in 38 minutes for $3.25 — possibly the simplest big-city airport transfer in the United States. Fares peak in mid-summer (June–August) and around Bumbershoot/Labor Day; January and February are the cheapest months despite winter rain.
Who flies LGA to SEA?
| Airline | IATA | Flight time | Cabin |
| Delta Air Lines | DL | 5h 14m | Economy |
| American Airlines | AA | 5h 14m | Economy |
| JetBlue Airways | B6 | 5h 14m | Economy |
| United Airlines | UA | 5h 14m | Economy |
| Southwest Airlines | WN | 5h 14m | Economy |
| Spirit Airlines | NK | 5h 14m | Economy |
| Frontier Airlines | F9 | 5h 14m | Economy |
7 carriers fly direct on this corridor. Frequencies vary by season — summer and winter holiday peaks see additional flights.
Best time to fly LGA→SEA
Aggregated from 12 months of Travelpayouts fare data. Cheapest months in green, peak in red.
Source: Travelpayouts route data, refreshed every 30 days. Cheapest day-of-week typically Tuesday.
New York to Seattle FAQs
Direct flights from New York LaGuardia (LGA) to Seattle-Tacoma (SEA) take approximately 5h 14m for the 2407-mile journey, plus 30–60 minutes of taxi, climb and descent. Total airport-to-airport time depends on cruise winds and air-traffic queueing on approach.
Jun is typically the cheapest month on this route, with one-way fares from $249. Jun is the peak — expect prices 2–3× higher. Book 4–8 weeks ahead for best fares; last-minute prices on this corridor rise sharply inside two weeks of departure.
7 carriers operate direct service from New York LaGuardia (LGA) to Seattle-Tacoma (SEA): Delta Air Lines, American Airlines, JetBlue Airways, United Airlines, Southwest Airlines and 2 more. Frequencies vary by season and carrier — Delta Air Lines typically operates the highest weekly count on this corridor.
No — United States is domestic travel for US citizens. A US passport is not required for the 50 states, DC or US territories (Puerto Rico, US Virgin Islands, Guam, American Samoa, Northern Mariana Islands), though Real ID-compliant ID is required at TSA from May 2025.
Seattle-Tacoma (SEA) is the primary international airport for Seattle. Allow 30–60 minutes for the ground transfer by train, express bus, taxi or rideshare depending on traffic and time of day. See the airport's official website for current train and shuttle timetables.